Finding the Fourth Proportional to 86,785,261.27, 119,755,745.26 and 51,496,985.95
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Solution
The fourth proportional to 86,785,261.27, 119,755,745.26 and 51,496,985.95 is: 71,061,143.80
Step by Step Solution
- Step 1: Write the proportion equation
86,785,261.27 : 119,755,745.26 = 51,496,985.95 : x - Step 2: Convert to fraction form
86,785,261.27/119,755,745.26 = 51,496,985.95/x - Step 3: Cross multiply
86,785,261.27x = 119,755,745.26 × 51,496,985.95 - Step 4: Simplify right side
86,785,261.27x = 6,167,059,931,086,000 - Step 5: Solve for x
x = 6,167,059,931,086,000/86,785,261.27 - Step 6: Final answer
x = 71,061,143.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.